USN-4189-2: DPDK regression

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Ubuntu security notices

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dpdk regression


A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 19.10
  • Ubuntu 19.04
  • Ubuntu 18.04 LTS
Summary


USN-4189-1 introduced a regression in DPDK.

Software Description

  • dpdk - set of libraries for fast packet processing
Details


USN-4189-1 fixed a vulnerability in DPDK. The new version introduced a regression in certain environments. This update fixes the problem.

Original advisory details:

Jason Wang discovered that DPDK incorrectly handled certain messages. An attacker in a malicious container could possibly use this issue to cause DPDK to leak resources, resulting in a denial of service.

Update instructions


The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.10
dpdk - 18.11.5-0ubuntu0.19.10.1
Ubuntu 19.04
dpdk - 18.11.5-0ubuntu0.19.04.1
Ubuntu 18.04 LTS
dpdk - 17.11.9-0ubuntu18.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.

References


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